Home / 572,746.71-790,344.09-331,044.87

Finding the Fourth Proportional to 572,746.71, 790,344.09 and 331,044.87

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Solution

The fourth proportional to 572,746.71, 790,344.09 and 331,044.87 is: 456,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,746.71 : 790,344.09 = 331,044.87 : x
  2. Step 2: Convert to fraction form
    572,746.71/790,344.09 = 331,044.87/x
  3. Step 3: Cross multiply
    572,746.71x = 790,344.09 × 331,044.87
  4. Step 4: Simplify right side
    572,746.71x = 261,639,356,529.32
  5. Step 5: Solve for x
    x = 261,639,356,529.32/572,746.71
  6. Step 6: Final answer
    x = 456,815.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.